first, in phoenix, convicted killer jodi arias is back from the sentencing phase. right now, the jury is weighing what is calls aggravating factors on whether arias should be sentenced to death. if the jury decides this crime was cruel, the defense then begins mitigation in a last-ditch effort to save her life. while in vegas, o.j. simpson is on the stand trying to convince the judge that his lawyer botched the robbery case. o.j. wants a judge to overturn his 9 to 33-year prison sentence claiming his then lawyer poorly advised him. >> was any use of force discussed? >> no, there wasn't. we all said you couldn't do it. and i wouldn't. >> that's what i'm asking you, what was his advice regarding the entire plan? >> that if they didn't give me the stuff, we have to call police. >> okay. >> and that's what i told everybody involved. that if they don't give it to me, i'm going to get the police in it. >> it's been nearly two decades since the nation watched o.j. simpson's white bronco race through the streets of orange county, california, leading police on a chase. then